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Systems Software Engineer Interview Questions

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1,223 systems software engineer interview questions shared by candidates

Q. What is char **ppi ? Q. What is use of break and default in switch statement ? Q. Explain the flow of scenario where Notepad App is opened and you are typing on your keyboard ? As the whole flow from OS perspective which includes interrupts,system calls etc. Q. What is TLB ,Cache Coherency ,Memory Management Unit ? Q. Explain the flow when the page fault happens because of the page exist in secondary memory ? Q. What is the use of "probe " function does in the device driver ? Q. What is "insmod" does ? Q. How the function call happens in assembly language ? What are the instructions used ? (ARM or x86 arch) Q. Implement your own spinlock. Q. White board programming for : Input : <Mathematical Equation> (2*3-7+3) OR (2/3*6+3) .... Output: Result of the equation
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WOS Systems Software Engineer- College Grad

Interviewed at Intel Corporation

3.9★
May 17, 2018

Q. What is char **ppi ? Q. What is use of break and default in switch statement ? Q. Explain the flow of scenario where Notepad App is opened and you are typing on your keyboard ? As the whole flow from OS perspective which includes interrupts,system calls etc. Q. What is TLB ,Cache Coherency ,Memory Management Unit ? Q. Explain the flow when the page fault happens because of the page exist in secondary memory ? Q. What is the use of "probe " function does in the device driver ? Q. What is "insmod" does ? Q. How the function call happens in assembly language ? What are the instructions used ? (ARM or x86 arch) Q. Implement your own spinlock. Q. White board programming for : Input : <Mathematical Equation> (2*3-7+3) OR (2/3*6+3) .... Output: Result of the equation

A binary list is given containing " 0 and 1 " . I've have to sort the list as [0,0,00,0,00,0,0,1,1,1,11,1,1....] . But, i was not allowed to use sort /sorted inbuilt function and you can use only one loop either while or for loop and that also even once and only in this list , not allowed to make another list also.
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Systems Developer/Python Developer

Interviewed at Doctor Insta

3.3★
Feb 13, 2019

A binary list is given containing " 0 and 1 " . I've have to sort the list as [0,0,00,0,00,0,0,1,1,1,11,1,1....] . But, i was not allowed to use sort /sorted inbuilt function and you can use only one loop either while or for loop and that also even once and only in this list , not allowed to make another list also.

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